eric6/Documentation/Source/eric6.Helpviewer.History.HistoryFilterModel.html

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22 <h1>eric6.Helpviewer.History.HistoryFilterModel</h1>
23 <p>
24 Module implementing the history filter model.
25 </p>
26 <h3>Global Attributes</h3>
27 <table>
28 <tr><td>None</td></tr>
29 </table>
30 <h3>Classes</h3>
31 <table>
32 <tr>
33 <td><a href="#HistoryData">HistoryData</a></td>
34 <td>Class storing some history data.</td>
35 </tr><tr>
36 <td><a href="#HistoryFilterModel">HistoryFilterModel</a></td>
37 <td>Class implementing the history filter model.</td>
38 </tr>
39 </table>
40 <h3>Functions</h3>
41 <table>
42 <tr><td>None</td></tr>
43 </table>
44 <hr /><hr />
45 <a NAME="HistoryData" ID="HistoryData"></a>
46 <h2>HistoryData</h2>
47 <p>
48 Class storing some history data.
49 </p>
50 <h3>Derived from</h3>
51 object
52 <h3>Class Attributes</h3>
53 <table>
54 <tr><td>None</td></tr>
55 </table>
56 <h3>Class Methods</h3>
57 <table>
58 <tr><td>None</td></tr>
59 </table>
60 <h3>Methods</h3>
61 <table>
62 <tr>
63 <td><a href="#HistoryData.__init__">HistoryData</a></td>
64 <td>Constructor</td>
65 </tr><tr>
66 <td><a href="#HistoryData.__eq__">__eq__</a></td>
67 <td>Special method implementing equality.</td>
68 </tr><tr>
69 <td><a href="#HistoryData.__lt__">__lt__</a></td>
70 <td>Special method determining less relation.</td>
71 </tr>
72 </table>
73 <h3>Static Methods</h3>
74 <table>
75 <tr><td>None</td></tr>
76 </table>
77 <a NAME="HistoryData.__init__" ID="HistoryData.__init__"></a>
78 <h4>HistoryData (Constructor)</h4>
79 <b>HistoryData</b>(<i>offset, frequency=0</i>)
80 <p>
81 Constructor
82 </p><dl>
83 <dt><i>offset</i></dt>
84 <dd>
85 tail offset (integer)
86 </dd><dt><i>frequency</i></dt>
87 <dd>
88 frequency (integer)
89 </dd>
90 </dl><a NAME="HistoryData.__eq__" ID="HistoryData.__eq__"></a>
91 <h4>HistoryData.__eq__</h4>
92 <b>__eq__</b>(<i>other</i>)
93 <p>
94 Special method implementing equality.
95 </p><dl>
96 <dt><i>other</i></dt>
97 <dd>
98 reference to the object to check against (HistoryData)
99 </dd>
100 </dl><dl>
101 <dt>Returns:</dt>
102 <dd>
103 flag indicating equality (boolean)
104 </dd>
105 </dl><a NAME="HistoryData.__lt__" ID="HistoryData.__lt__"></a>
106 <h4>HistoryData.__lt__</h4>
107 <b>__lt__</b>(<i>other</i>)
108 <p>
109 Special method determining less relation.
110 </p><p>
111 Note: Like the actual history entries the index mapping is sorted in
112 reverse order by offset
113 </p><dl>
114 <dt><i>other</i></dt>
115 <dd>
116 reference to the history data object to compare against
117 (HistoryEntry)
118 </dd>
119 </dl><dl>
120 <dt>Returns:</dt>
121 <dd>
122 flag indicating less (boolean)
123 </dd>
124 </dl>
125 <div align="right"><a href="#top">Up</a></div>
126 <hr /><hr />
127 <a NAME="HistoryFilterModel" ID="HistoryFilterModel"></a>
128 <h2>HistoryFilterModel</h2>
129 <p>
130 Class implementing the history filter model.
131 </p>
132 <h3>Derived from</h3>
133 QAbstractProxyModel
134 <h3>Class Attributes</h3>
135 <table>
136 <tr><td>FrequencyRole</td></tr><tr><td>MaxRole</td></tr>
137 </table>
138 <h3>Class Methods</h3>
139 <table>
140 <tr><td>None</td></tr>
141 </table>
142 <h3>Methods</h3>
143 <table>
144 <tr>
145 <td><a href="#HistoryFilterModel.__init__">HistoryFilterModel</a></td>
146 <td>Constructor</td>
147 </tr><tr>
148 <td><a href="#HistoryFilterModel.__frequencyScore">__frequencyScore</a></td>
149 <td>Private method to calculate the frequency score.</td>
150 </tr><tr>
151 <td><a href="#HistoryFilterModel.__load">__load</a></td>
152 <td>Private method to load the model data.</td>
153 </tr><tr>
154 <td><a href="#HistoryFilterModel.__sourceDataChanged">__sourceDataChanged</a></td>
155 <td>Private slot to handle the change of data of the source model.</td>
156 </tr><tr>
157 <td><a href="#HistoryFilterModel.__sourceReset">__sourceReset</a></td>
158 <td>Private slot to handle a reset of the source model.</td>
159 </tr><tr>
160 <td><a href="#HistoryFilterModel.__sourceRowsInserted">__sourceRowsInserted</a></td>
161 <td>Private slot to handle the insertion of data in the source model.</td>
162 </tr><tr>
163 <td><a href="#HistoryFilterModel.__sourceRowsRemoved">__sourceRowsRemoved</a></td>
164 <td>Private slot to handle the removal of data in the source model.</td>
165 </tr><tr>
166 <td><a href="#HistoryFilterModel.columnCount">columnCount</a></td>
167 <td>Public method to get the number of columns.</td>
168 </tr><tr>
169 <td><a href="#HistoryFilterModel.data">data</a></td>
170 <td>Public method to get data from the model.</td>
171 </tr><tr>
172 <td><a href="#HistoryFilterModel.headerData">headerData</a></td>
173 <td>Public method to get the header data.</td>
174 </tr><tr>
175 <td><a href="#HistoryFilterModel.historyContains">historyContains</a></td>
176 <td>Public method to check the history for an entry.</td>
177 </tr><tr>
178 <td><a href="#HistoryFilterModel.historyLocation">historyLocation</a></td>
179 <td>Public method to get the row number of an entry in the source model.</td>
180 </tr><tr>
181 <td><a href="#HistoryFilterModel.index">index</a></td>
182 <td>Public method to create an index.</td>
183 </tr><tr>
184 <td><a href="#HistoryFilterModel.mapFromSource">mapFromSource</a></td>
185 <td>Public method to map an index to the proxy model index.</td>
186 </tr><tr>
187 <td><a href="#HistoryFilterModel.mapToSource">mapToSource</a></td>
188 <td>Public method to map an index to the source model index.</td>
189 </tr><tr>
190 <td><a href="#HistoryFilterModel.parent">parent</a></td>
191 <td>Public method to get the parent index.</td>
192 </tr><tr>
193 <td><a href="#HistoryFilterModel.recalculateFrequencies">recalculateFrequencies</a></td>
194 <td>Public method to recalculate the frequencies.</td>
195 </tr><tr>
196 <td><a href="#HistoryFilterModel.removeRows">removeRows</a></td>
197 <td>Public method to remove entries from the model.</td>
198 </tr><tr>
199 <td><a href="#HistoryFilterModel.rowCount">rowCount</a></td>
200 <td>Public method to determine the number of rows.</td>
201 </tr><tr>
202 <td><a href="#HistoryFilterModel.setSourceModel">setSourceModel</a></td>
203 <td>Public method to set the source model.</td>
204 </tr>
205 </table>
206 <h3>Static Methods</h3>
207 <table>
208 <tr><td>None</td></tr>
209 </table>
210 <a NAME="HistoryFilterModel.__init__" ID="HistoryFilterModel.__init__"></a>
211 <h4>HistoryFilterModel (Constructor)</h4>
212 <b>HistoryFilterModel</b>(<i>sourceModel, parent=None</i>)
213 <p>
214 Constructor
215 </p><dl>
216 <dt><i>sourceModel</i></dt>
217 <dd>
218 reference to the source model (QAbstractItemModel)
219 </dd><dt><i>parent</i></dt>
220 <dd>
221 reference to the parent object (QObject)
222 </dd>
223 </dl><a NAME="HistoryFilterModel.__frequencyScore" ID="HistoryFilterModel.__frequencyScore"></a>
224 <h4>HistoryFilterModel.__frequencyScore</h4>
225 <b>__frequencyScore</b>(<i>sourceIndex</i>)
226 <p>
227 Private method to calculate the frequency score.
228 </p><dl>
229 <dt><i>sourceIndex</i></dt>
230 <dd>
231 index of the source model (QModelIndex)
232 </dd>
233 </dl><dl>
234 <dt>Returns:</dt>
235 <dd>
236 frequency score (integer)
237 </dd>
238 </dl><a NAME="HistoryFilterModel.__load" ID="HistoryFilterModel.__load"></a>
239 <h4>HistoryFilterModel.__load</h4>
240 <b>__load</b>(<i></i>)
241 <p>
242 Private method to load the model data.
243 </p><a NAME="HistoryFilterModel.__sourceDataChanged" ID="HistoryFilterModel.__sourceDataChanged"></a>
244 <h4>HistoryFilterModel.__sourceDataChanged</h4>
245 <b>__sourceDataChanged</b>(<i>topLeft, bottomRight</i>)
246 <p>
247 Private slot to handle the change of data of the source model.
248 </p><dl>
249 <dt><i>topLeft</i></dt>
250 <dd>
251 index of top left data element (QModelIndex)
252 </dd><dt><i>bottomRight</i></dt>
253 <dd>
254 index of bottom right data element (QModelIndex)
255 </dd>
256 </dl><a NAME="HistoryFilterModel.__sourceReset" ID="HistoryFilterModel.__sourceReset"></a>
257 <h4>HistoryFilterModel.__sourceReset</h4>
258 <b>__sourceReset</b>(<i></i>)
259 <p>
260 Private slot to handle a reset of the source model.
261 </p><a NAME="HistoryFilterModel.__sourceRowsInserted" ID="HistoryFilterModel.__sourceRowsInserted"></a>
262 <h4>HistoryFilterModel.__sourceRowsInserted</h4>
263 <b>__sourceRowsInserted</b>(<i>parent, start, end</i>)
264 <p>
265 Private slot to handle the insertion of data in the source model.
266 </p><dl>
267 <dt><i>parent</i></dt>
268 <dd>
269 reference to the parent index (QModelIndex)
270 </dd><dt><i>start</i></dt>
271 <dd>
272 start row (integer)
273 </dd><dt><i>end</i></dt>
274 <dd>
275 end row (integer)
276 </dd>
277 </dl><a NAME="HistoryFilterModel.__sourceRowsRemoved" ID="HistoryFilterModel.__sourceRowsRemoved"></a>
278 <h4>HistoryFilterModel.__sourceRowsRemoved</h4>
279 <b>__sourceRowsRemoved</b>(<i>parent, start, end</i>)
280 <p>
281 Private slot to handle the removal of data in the source model.
282 </p><dl>
283 <dt><i>parent</i></dt>
284 <dd>
285 reference to the parent index (QModelIndex)
286 </dd><dt><i>start</i></dt>
287 <dd>
288 start row (integer)
289 </dd><dt><i>end</i></dt>
290 <dd>
291 end row (integer)
292 </dd>
293 </dl><a NAME="HistoryFilterModel.columnCount" ID="HistoryFilterModel.columnCount"></a>
294 <h4>HistoryFilterModel.columnCount</h4>
295 <b>columnCount</b>(<i>parent=None</i>)
296 <p>
297 Public method to get the number of columns.
298 </p><dl>
299 <dt><i>parent</i></dt>
300 <dd>
301 index of parent (QModelIndex)
302 </dd>
303 </dl><dl>
304 <dt>Returns:</dt>
305 <dd>
306 number of columns (integer)
307 </dd>
308 </dl><a NAME="HistoryFilterModel.data" ID="HistoryFilterModel.data"></a>
309 <h4>HistoryFilterModel.data</h4>
310 <b>data</b>(<i>index, role=Qt.DisplayRole</i>)
311 <p>
312 Public method to get data from the model.
313 </p><dl>
314 <dt><i>index</i></dt>
315 <dd>
316 index of history entry to get data for (QModelIndex)
317 </dd><dt><i>role</i></dt>
318 <dd>
319 data role (integer)
320 </dd>
321 </dl><dl>
322 <dt>Returns:</dt>
323 <dd>
324 history entry data
325 </dd>
326 </dl><a NAME="HistoryFilterModel.headerData" ID="HistoryFilterModel.headerData"></a>
327 <h4>HistoryFilterModel.headerData</h4>
328 <b>headerData</b>(<i>section, orientation, role=Qt.DisplayRole</i>)
329 <p>
330 Public method to get the header data.
331 </p><dl>
332 <dt><i>section</i></dt>
333 <dd>
334 section number (integer)
335 </dd><dt><i>orientation</i></dt>
336 <dd>
337 header orientation (Qt.Orientation)
338 </dd><dt><i>role</i></dt>
339 <dd>
340 data role (integer)
341 </dd>
342 </dl><dl>
343 <dt>Returns:</dt>
344 <dd>
345 header data
346 </dd>
347 </dl><a NAME="HistoryFilterModel.historyContains" ID="HistoryFilterModel.historyContains"></a>
348 <h4>HistoryFilterModel.historyContains</h4>
349 <b>historyContains</b>(<i>url</i>)
350 <p>
351 Public method to check the history for an entry.
352 </p><dl>
353 <dt><i>url</i></dt>
354 <dd>
355 URL to check for (string)
356 </dd>
357 </dl><dl>
358 <dt>Returns:</dt>
359 <dd>
360 flag indicating success (boolean)
361 </dd>
362 </dl><a NAME="HistoryFilterModel.historyLocation" ID="HistoryFilterModel.historyLocation"></a>
363 <h4>HistoryFilterModel.historyLocation</h4>
364 <b>historyLocation</b>(<i>url</i>)
365 <p>
366 Public method to get the row number of an entry in the source model.
367 </p><dl>
368 <dt><i>url</i></dt>
369 <dd>
370 URL to check for (tring)
371 </dd>
372 </dl><dl>
373 <dt>Returns:</dt>
374 <dd>
375 row number in the source model (integer)
376 </dd>
377 </dl><a NAME="HistoryFilterModel.index" ID="HistoryFilterModel.index"></a>
378 <h4>HistoryFilterModel.index</h4>
379 <b>index</b>(<i>row, column, parent=None</i>)
380 <p>
381 Public method to create an index.
382 </p><dl>
383 <dt><i>row</i></dt>
384 <dd>
385 row number for the index (integer)
386 </dd><dt><i>column</i></dt>
387 <dd>
388 column number for the index (integer)
389 </dd><dt><i>parent</i></dt>
390 <dd>
391 index of the parent item (QModelIndex)
392 </dd>
393 </dl><dl>
394 <dt>Returns:</dt>
395 <dd>
396 requested index (QModelIndex)
397 </dd>
398 </dl><a NAME="HistoryFilterModel.mapFromSource" ID="HistoryFilterModel.mapFromSource"></a>
399 <h4>HistoryFilterModel.mapFromSource</h4>
400 <b>mapFromSource</b>(<i>sourceIndex</i>)
401 <p>
402 Public method to map an index to the proxy model index.
403 </p><dl>
404 <dt><i>sourceIndex</i></dt>
405 <dd>
406 reference to a source model index (QModelIndex)
407 </dd>
408 </dl><dl>
409 <dt>Returns:</dt>
410 <dd>
411 proxy model index (QModelIndex)
412 </dd>
413 </dl><a NAME="HistoryFilterModel.mapToSource" ID="HistoryFilterModel.mapToSource"></a>
414 <h4>HistoryFilterModel.mapToSource</h4>
415 <b>mapToSource</b>(<i>proxyIndex</i>)
416 <p>
417 Public method to map an index to the source model index.
418 </p><dl>
419 <dt><i>proxyIndex</i></dt>
420 <dd>
421 reference to a proxy model index (QModelIndex)
422 </dd>
423 </dl><dl>
424 <dt>Returns:</dt>
425 <dd>
426 source model index (QModelIndex)
427 </dd>
428 </dl><a NAME="HistoryFilterModel.parent" ID="HistoryFilterModel.parent"></a>
429 <h4>HistoryFilterModel.parent</h4>
430 <b>parent</b>(<i>index</i>)
431 <p>
432 Public method to get the parent index.
433 </p><dl>
434 <dt><i>index</i></dt>
435 <dd>
436 index of item to get parent (QModelIndex)
437 </dd>
438 </dl><dl>
439 <dt>Returns:</dt>
440 <dd>
441 index of parent (QModelIndex)
442 </dd>
443 </dl><a NAME="HistoryFilterModel.recalculateFrequencies" ID="HistoryFilterModel.recalculateFrequencies"></a>
444 <h4>HistoryFilterModel.recalculateFrequencies</h4>
445 <b>recalculateFrequencies</b>(<i></i>)
446 <p>
447 Public method to recalculate the frequencies.
448 </p><a NAME="HistoryFilterModel.removeRows" ID="HistoryFilterModel.removeRows"></a>
449 <h4>HistoryFilterModel.removeRows</h4>
450 <b>removeRows</b>(<i>row, count, parent=None</i>)
451 <p>
452 Public method to remove entries from the model.
453 </p><dl>
454 <dt><i>row</i></dt>
455 <dd>
456 row of the first entry to remove (integer)
457 </dd><dt><i>count</i></dt>
458 <dd>
459 number of entries to remove (integer)
460 </dd><dt><i>parent</i></dt>
461 <dd>
462 index of the parent entry (QModelIndex)
463 </dd>
464 </dl><dl>
465 <dt>Returns:</dt>
466 <dd>
467 flag indicating successful removal (boolean)
468 </dd>
469 </dl><a NAME="HistoryFilterModel.rowCount" ID="HistoryFilterModel.rowCount"></a>
470 <h4>HistoryFilterModel.rowCount</h4>
471 <b>rowCount</b>(<i>parent=None</i>)
472 <p>
473 Public method to determine the number of rows.
474 </p><dl>
475 <dt><i>parent</i></dt>
476 <dd>
477 index of parent (QModelIndex)
478 </dd>
479 </dl><dl>
480 <dt>Returns:</dt>
481 <dd>
482 number of rows (integer)
483 </dd>
484 </dl><a NAME="HistoryFilterModel.setSourceModel" ID="HistoryFilterModel.setSourceModel"></a>
485 <h4>HistoryFilterModel.setSourceModel</h4>
486 <b>setSourceModel</b>(<i>sourceModel</i>)
487 <p>
488 Public method to set the source model.
489 </p><dl>
490 <dt><i>sourceModel</i></dt>
491 <dd>
492 reference to the source model (QAbstractItemModel)
493 </dd>
494 </dl>
495 <div align="right"><a href="#top">Up</a></div>
496 <hr />
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